Answer:
<u>Part A</u>:
( is equal to all real numbers)
<u>Part B</u>:
Step-by-step explanation:
<u>Part A</u>:
Given , combine like terms:
Add 7 to both sides:
Since this is merely a true statement for all real numbers (reflexive property), this equation is true for any real value of .
Therefore,
( is equal to all real numbers).
<u>Part B</u>:
Using arbitrary values as requested in part B, verify:
Answer:
= −9/25
Step-by-step explanation:
Combine multiplied terms into a single fraction
Combine multiplied terms into a single fraction
Multiply all terms by the same value to eliminate fraction denominators
Simplify
Subtract
from both sides of the equation
Simplify
Divide both sides of the equation by the same term
Simplify
Answer:
2 out of 11
Step-by-step explanation:
hope this helps
Answer: 2 deliveries per hour
Step-by-step explanation: